通过算例就各参数的随机性对结构动力可靠度的影响进行分析，验证本文方法的可行性。

Finally, the influence of the random of structural physical on the structural dynamic reliability is analyzed through the examples, validating the feasibility of this method.

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提出了综合考虑动载荷和结构参数双重随机性的动力可靠度分析方法。

The method for dynamic reliability analysis, in which the randomicity of dynamic loads and structural parameters can be considered, is proposed.

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考虑随机性、模糊性的影响，建立了DH106动力箱的多目标可靠性模糊优化模型，并运用此优化方法，进行了DH106动力箱的可靠性模糊优化设计。

Taking account of the influences of randomness and fuzziness, multi objective reliability fuzzy optimization model of DH106 dynamic box is established, and it is solved by the above mentioned method.

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